Home / 30,429.12-41,993.05-17,001.85

Finding the Fourth Proportional to 30,429.12, 41,993.05 and 17,001.85

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Solution

The fourth proportional to 30,429.12, 41,993.05 and 17,001.85 is: 23,463.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,429.12 : 41,993.05 = 17,001.85 : x
  2. Step 2: Convert to fraction form
    30,429.12/41,993.05 = 17,001.85/x
  3. Step 3: Cross multiply
    30,429.12x = 41,993.05 × 17,001.85
  4. Step 4: Simplify right side
    30,429.12x = 713,959,537.14
  5. Step 5: Solve for x
    x = 713,959,537.14/30,429.12
  6. Step 6: Final answer
    x = 23,463.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.